Laserfiche WebLink
• / Submitted Sundry Notice to plug and abandon shut-in injection well 93-4H after BLM and <br />EPA approval, well plugging and abandonment was performed. <br />/ Received authorization to inject into well SH from the EPA. <br />/ Boiled out in February for 9 days, 5H was plugged down hole and was cleaned out. <br />/ Repairs and part replacements were made to the pregnant liquor pump, #1 heat exchanger, <br />#4 heat exchanger, #3 agitator gear box, installation of new barren heat exchanger, installed <br />new launder pipe, repaired leaks in the #1 and #2 crystallizers. The #2 and #3 heat <br />exchangers were replaced. The expansion joint on the barren pump was replaced and <br />leaks were repaired in the 1 A submersible pump, drive control transformer. <br />/ All production was from 1A, 5H and 6H. <br />/ Numerous power outages caused associated problems with the Wemco pumps, heat <br />• exchangers, and crystallizer agitator bladeslshafts. <br />/ A second air compressor was installed for backup and primary use for packaging. <br />/ Routine cleaning and repairs were completed throughout the year. <br />The following table summarizes sodium bicarbonate production by NSI from 1991 - 2003. <br />Cavity Production <br />Cavity #1 Cavity #2 Cavity Cavity Cavity Cavity Cavity Cavity <br />#3 #1A #3A #4A #5H #6H <br />Tons in 0 0 0 17,444 0 0 30,976 29,093 <br />2003 <br />Total tons 55,675 54,784 49,433 251,212 155,042 145,895 56,394 33,731 <br />1991-20D3 <br />5 <br />